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fix missing nullptr check for #5156

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This commit is contained in:
Nikolaj Bjorner 2021-04-08 10:30:33 -07:00
parent 887b62efe6
commit b1f5933c7d
1 changed files with 2 additions and 1 deletions
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src/api/api_ast_vector.cpp
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@ -48,7 +48,8 @@ extern "C" {
Z3_TRY; Z3_TRY;
LOG_Z3_ast_vector_dec_ref(c, v); LOG_Z3_ast_vector_dec_ref(c, v);
RESET_ERROR_CODE(); RESET_ERROR_CODE();
to_ast_vector(v)->dec_ref(); if (v)
to_ast_vector(v)->dec_ref();
Z3_CATCH; Z3_CATCH;
} }